{"data":{"id":"us-ma/mass.-gen.-laws-ch.-89-4b","jurisdiction":"us-ma","citation":"Mass. Gen. Laws ch. 89, § 4B","heading":"Driving in lane nearest right side of way","body":"Section 4B. Upon all ways the driver of a vehicle shall drive in the lane nearest the right side of the way when such lane is available for travel, except when overtaking another vehicle or when preparing for a left turn. When the right lane has been constructed or designated for purposes other than ordinary travel, a driver shall drive his vehicle in the lane adjacent to the right lane except when overtaking another vehicle or when preparing for a left or right turn; provided, however, that a driver may drive his vehicle in such right lane if signs have been erected by the department of highways permitting the use of such lane.","path":["Part I","Title XIV","Chapter 89"],"source_url":"https://malegislature.gov/Laws/GeneralLaws/PartI/TitleXIV/Chapter89/Section4B","current_through":"amendments passed before May 31, 2026","vintage":"","retrieved_at":"2026-09-17T05:21:39Z","sha256":"9d09c22870e934d01b7897a77d4aa25149ed03bc91ac0815436d2a41f2cd3b71","source_id":"us-ma","stale":false,"prev":"us-ma/mass.-gen.-laws-ch.-89-4a","next":"us-ma/mass.-gen.-laws-ch.-89-4c"},"notice":"GroundRules: Original legal text. Not legal advice."}